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OpenStudy (anonymous):
Solve the following system of equations: -2x + y = 1 -4x + y = -1 (3, 1) (-1, 3) (-1, -3) (1, 3)
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OpenStudy (anonymous):
lots of ways to do this one is to subtract the second equation from the first and get \[2x=2\]
OpenStudy (midhun.madhu1987):
just subtract the equations and y will be eliminated and you can find x also....
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